Irinotecan, TAS-102 Plus Bevacizumab as a Second-Line Therapy in mCRC Patients

This study followed a classic 3+3 design, in which patients received escalating doses of TAS-102 (20, 25, 30, or 35 mg/m2/dose, administered twice daily for days 1-5) and irinotecan (135, 150, 165, or 180 mg/m2 on day 1) with a fixed dose of bevacizumab (5 mg/kg on day 1), repeated every 14 days.